toJson method
Implementation
Map<String, dynamic> toJson() {
final json = <String, dynamic>{};
if (icon != null) {
json[r'icon'] = icon;
}
if (title != null) {
json[r'title'] = title;
}
if (columns != null) {
json[r'columns'] = columns;
}
json[r'formColumns'] = formColumns;
return json;
}